Home / 4,644.49-6,407.30-2,756.15

Finding the Fourth Proportional to 4,644.49, 6,407.30 and 2,756.15

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Solution

The fourth proportional to 4,644.49, 6,407.30 and 2,756.15 is: 3,802.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,644.49 : 6,407.30 = 2,756.15 : x
  2. Step 2: Convert to fraction form
    4,644.49/6,407.30 = 2,756.15/x
  3. Step 3: Cross multiply
    4,644.49x = 6,407.30 × 2,756.15
  4. Step 4: Simplify right side
    4,644.49x = 17,659,496.80
  5. Step 5: Solve for x
    x = 17,659,496.80/4,644.49
  6. Step 6: Final answer
    x = 3,802.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.